You can find official developer logs and further patch notes on their Steam Community page or their Itch.io devlog. Under Contract - Steam Community
: Added approximately 18,000–25,000 words of new dialogue and narrative elements. Under_Contract_v022.zip
The version 0.22 (v0.22) patch was a significant early-access update that introduced the first major expansion beyond the initial game demo. Key Content in v0.22 You can find official developer logs and further
: Resolved "black border" issues in Windowed Mode and stabilized Arcade Mode to prevent random crashes. Under_Contract_v022.zip
: Fixed a bug where gems would bounce off the bottom level or allow players to grab cascading gems, which previously caused levels to end abruptly.